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由 Zheng Wu 提交于
mainline inclusion from mainline-v5.11-rc1 commit 75b6f648 category: feature bugzilla: https://gitee.com/openeuler/intel-kernel/issues/I5IZNI Intel-SIG: commit 75b6f648 ntb: intel: add Intel NTB LTR vendor support for gen4 NTB. Backport for Intel NTB LTR vendor support patch ------------------------------------- Intel NTB device has custom LTR management that is not compliant with the PCIe standard. Add support to set LTR status triggered by link status change. Signed-off-by: NDave Jiang <dave.jiang@intel.com> Signed-off-by: NJon Mason <jdmason@kudzu.us> Signed-off-by: NZheng Wu <wu.zheng@intel.com> Signed-off-by: NJason Zeng <jason.zeng@intel.com>
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